Needle guard



FIG. 1 is a front perspective view of a needle guard showing the claimed design;

FIG. 2 is a front view thereof, the rear view thereof being identical thereto;

FIG. 3 is a left view thereof, the right view thereof being identical thereto;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

The broken lines in the figures show portions of the needle guard that form no part of the claimed design. 

CLAIM The ornamental design for a needle guard, as shown and described. 